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xtralab
The XtraLab logo, an Erlenmeyer flask with colorful liquid

xtralab

An opinionated JupyterLab meta-package for coding agents.
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The xtralab workspace: file browser, agent launcher, a side-by-side git diff, and a running Claude Code session

xtralab installs JupyterLab with a set of extensions and defaults for work with terminal coding agents. It builds on ajlab, the agent-ready JupyterLab base.

Features

Section titled “Features”
Agent launcherStart an installed coding agent in a terminal, with an optional first prompt.
Git diffsSide-by-side diffs for text files and notebooks, with an editable working copy.
Ask an agentSend selected code and an instruction to a new or running agent.
OmniboxSearch files and commands, or prompt an agent, from one search box.
TerminalsSee the agent in each terminal and its latest line of output.
MCP serverLet agents open files, run cells, and read notebooks in JupyterLab.